What is the missing number sentence in the fact family?
13+6=19
13-7=6
7-6=1
13+7=20
BJ estimates that his mailbox is four feet tall. It is actually three feet tall. Which is true?
BJ's estimate was 8 feet too high.
BJ's estimate was a foot too low.
BJ's estimate was just right.
BJ's estimate was a foot too high.
Solve the word problem.
$0.67
$0.52
$1.42
$67
Which is not true about the number below?
It is even.
It has an 8 in the tens place.
It can be expressed as a sum of two equal addends.
It is less than 81.
Which equation represents the array?
9-3-3=3
1+2+3+1+2=9
3+3+3=9
3+3=6
What number belongs in the blank?
675
674
672
670
Estimate the width of your desk to the nearest foot.
2 feet
5 feet
4 feet
1 foot
Which number sentence is shown by the number line?
70-2=50
70-20=50
50+20=70
50+2=70
May writes these numbers. What number is she skip-counting by?
5
10
20
110
Write the number in word form.
seven hundred and eighty
seven hundred eighty
seven eight zero
seven eighty
