When you combine two numbers to get a total, you ________ them
multiply
addition
subtract
add
15
When you take one number away from another, you ________ it.
subtraction
multiplication
add
subtract
15
If you want to find out how many items there are in total when you have several groups of the same number of items, you ________ the numbers. (4 + 4 + 4 + 4)
subtract
multiply
divide
subtraction
15
The sign "x" or "×" means
multiply
add
divide
subtraction
15
List all the factors of the number 20.
1,2,4,5,10,20
15
Match the numbers on the left with one of their factors on the right: (16 --- 25 ---- 30 -- 9) (5 --- 3 --- 8 -- 4)
16-4-8 25-5 9-3 30-3
15
4,892,601
15
4,982,106
15
482,196
15
7,645,382
15
307123
15
755305
15
790320
15
In the number 950,302: What does the digit 9 represent?
The digit 9 is in the hundred thousands place.
15
Write these numbers in figures: (a) Three hundred and thirty-five thousand, two hundred and seventy-one. (b) One hundred and five thousand and fifty.
a 335271 b 170202
15
Write these numbers in words: (a) 307,201 (b) 577,006
a) 307,201 is written as "Three hundred seven thousand, two hundred one." (b) 577,006 is written as "Five hundred seventy-seven thousand, six."