Adding and Subtracting Whole Numbers and Decimals

Mary and Diana collect pencils. Mary has 35 pencils in her collection. Diana has 20 more pencils in her collection than Mary. What is the total number of pencils between the two girls?

• 55

• 90

• 89

• 80

28,384 + 19,283 = 46,667
Is this true or false?

• True

• False

1,146+1,215+2,032=

• 4,390

• 4,300

• 4,493

261,789+34,605=

• 296,400

• 296,390

• 296,294

1,765+4,203=

• 5,968

• 5,969

• 5,990

14,357+6,258=

• 20,600

• 20,615

• 21,000

357 + 149 =

• 507

• 492

• 506

• 496

516 + 468 =

• 974

• 1,984

• 984

• 986

279 + 758 = 

• 1,037

• 937

• 1,038

• 938

Suzy is shopping for a party. She bought balloons for $23 and a cake for $18. How much change should she receive if she gave the cashier $50?

• $9

• $41

• $35

• $65