12×1=1×12=12 is an example of the ______property of multiplication.
commutative
Identity
Associative
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We use subtraction to find the __________ of two numbers.
difference
product
quotient
sum
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To find the product of two numbers, we use ____________
subtraction
division
addition
multiplication
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In the addition sentence 12+18=30, 12 is called a/an ____________
addend
sum
base
product
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In the power 5^3, 5 is called the __________ and 3 is called the ___________
exponent - base
base - exponent
addend - sum
base - product
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To multiply powers with the same base, we keep the base and _______________________ the exponents.
add
subtract
minus
multiply
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Which answer is the distance from Venus to the Sun, rounded to the nearest thousand?
108,000,000 km
108,200,000 km
109,000,000 km
108,199,000 km
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What is the value of the digit 7 in the distance from Mercury to the Sun?
7
7,000,000,000
7,000,000
70,000
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What is the probability of picking a student with the score from 21 to 40?
15/90
15/100
7/90
7/15
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What is the probability of picking a student with the score from 0 to 20 or from 61 to 80?
33/90
7/90
40/90
75/90
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Which of the following numbers shows the value of CCLXXXIV?
214
284
384
286
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Which of the following options shows the roman numeral form of 194?
CIXIV
CXCIV
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One scoop of rice weighs about 3^9 milligrams. A grain of rice weighs about 3^3 milligrams. About how many grains of rice are in one scoop? Write your answer as an expression involving powers.
3^6
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Donald is giving his old rare coins to his grandchildren. He has 56 coins and 8 grandchildren, and he gives each grandchild the same number of coins. Each coin has a value of $18. What is the total value of the coins each grandchild receive
$126
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Lisa owns a flower shop that sells roses and tulips. Each rose is sold for $3 and each tulip is sold for $7. Last Saturday, Lisa sold 25 roses and 18 tulips. How much money did she earn?