Vocabulary
Estimating
Addition
Subtraction
Decimals
100

132 is written as one hundred thirty two in this form.

What is word form?

100

Round 3,245 to the highest place value

3,000

100

Add 3,215 + 2,701

5,916

100

Subtract 5,913 - 4,402

1,511

100

Add 2.31 + 4.6

6.91

200

This is the answer to a subtraction problem.

What is the difference?

200

Round 4,293 to the hundreds place

4,200

200

Add 12,367 + 6,131

18,498

200

Subtract 56,322 - 8,301

48,021

200
What number is in the thousandths place in 8.7923 ?

2

300

This is the number being added.

What is the addend?

300
Round 5.671 to the hundredths place

5.67

300

Add 6.31 + 4.53

10.84

300

Subtract 98.23 - 45.22

53.01

300
Round to the nearest tenths place: 8.721

8.7

400

This is the larger number from which a smaller number is subtracted.

What is the minnuend?

400

Use front end estimation to solve 36,891 + 21,872

47,000

400

Round to the nearest whole number and add: 8.912 + 4.434

9 + 4 = 13

400

Round to the nearest thousands and subtract: 67,345 - 42,899

67,000 - 43,000 = 24,000

400

What is one hundredth more than 5.345 ?

5.355

500

This is the smaller number which is subtracted from a larger number.

What is the subtrahend?

500

Use front end estimation to solve 276,901 - 114,621

160,000

500

Use front end estimation to solve: 47,571 + 21,958

47,000 + 21,000 = 68,000

500

Use front end estimation to solve: 123,456 - 109,431

120,000 - 100,000 = 20,000

500

What is one tenth less than 8.993 ?

8.893

M
e
n
u