Addition and Subtraction and Rounding

Key Words

100

Sum

Addition (+)

200

Difference

Subtraction (-)

300

Altogether

Addition (+)

Addition (+)

100

Calculate the sum of 46 and 57

103

200

842 + 139

981

300

Show 493 + 108 in picture and numbers

601

Subtraction (-)

100

 11 + ______ = 19

8

200

91 - 19

72

300

531 - 490

41

Rounding

100

152 is between what two tens?

150 and 160

200

round 681 to the nearest ten

680

300

round 681 to the nearest hundred

700