Addition, Subtraction, Rounding

348-300=

• 48

• 300

• 308

• 340

Tanya collected 320 friendship bracelets and her sister collected 290. What is the difference between the numbers they collected?

• 170

• 130

• 70

• 30

243+9=

• 242

• 253

• 252

• 260

What is 65 rounded to the nearest ten?

• 60

• 70

• 65

• 100

516-70=

• 446

• 566

• 546

• 456

Find the sum of 265 and 20.

• 245

• 295

• 285

• 200

Choose the number sentence that represents the following equation rounded to the nearest ten.

45+27=

• 45+27=72

• 40+30=70

• 50+30=80

• 50+20=70

Choose the number sentence that shows the equation when rounded to the nearest 10.

598-136=

• 600-140=460

• 598-136=462

• 590-140=450

• 600-130=470

Mrs. Brown buys a set of books and a giant teddy bear.

The set of books costs $154.

The giant teddy bear costs $122.

Find the sum of the amount for both items.

• $32

• $132

• $176

• $276

Pete earns $103 a month delivering newspapers.

Shawn earns $175 a month delivering pizzas.

What is the difference of the amounts they earn rounded to the nearest ten?

• $103-$175= $132

• $170-$100= $70

• $180-$100= $80

• $180-$110= $70