Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 28 − 81 by rounding each number to the nearest 10: ______
- Estimate 60 − 44 by rounding each number to the nearest 10: ______
- Estimate 70 − 34 by rounding each number to the nearest 10: ______
- Estimate 70 + 25 by rounding each number to the nearest 10: ______
- Estimate 47 − 74 by rounding each number to the nearest 10: ______
- Estimate 35 + 37 by rounding each number to the nearest 10: ______
- Estimate 62 − 88 by rounding each number to the nearest 10: ______
- Estimate 66 − 53 by rounding each number to the nearest 10: ______
- Estimate 81 − 74 by rounding each number to the nearest 10: ______
- Estimate 84 + 62 by rounding each number to the nearest 10: ______
- Estimate 81 + 72 by rounding each number to the nearest 10: ______
- Estimate 23 − 53 by rounding each number to the nearest 10: ______
- Estimate 87 − 34 by rounding each number to the nearest 10: ______
- Estimate 57 − 55 by rounding each number to the nearest 10: ______
- Estimate 51 + 21 by rounding each number to the nearest 10: ______
- Estimate 77 − 37 by rounding each number to the nearest 10: ______
- Estimate 38 + 52 by rounding each number to the nearest 10: ______
- Estimate 87 + 48 by rounding each number to the nearest 10: ______
- Estimate 88 + 69 by rounding each number to the nearest 10: ______
- Estimate 68 + 59 by rounding each number to the nearest 10: ______