Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 36 + 66 by rounding each number to the nearest 10: ______
- Estimate 29 + 74 by rounding each number to the nearest 10: ______
- Estimate 85 + 44 by rounding each number to the nearest 10: ______
- Estimate 81 − 88 by rounding each number to the nearest 10: ______
- Estimate 89 − 87 by rounding each number to the nearest 10: ______
- Estimate 83 + 56 by rounding each number to the nearest 10: ______
- Estimate 54 − 56 by rounding each number to the nearest 10: ______
- Estimate 63 + 26 by rounding each number to the nearest 10: ______
- Estimate 62 − 37 by rounding each number to the nearest 10: ______
- Estimate 36 − 28 by rounding each number to the nearest 10: ______
- Estimate 55 − 82 by rounding each number to the nearest 10: ______
- Estimate 21 + 51 by rounding each number to the nearest 10: ______
- Estimate 48 + 37 by rounding each number to the nearest 10: ______
- Estimate 57 − 77 by rounding each number to the nearest 10: ______
- Estimate 62 + 22 by rounding each number to the nearest 10: ______
- Estimate 86 + 47 by rounding each number to the nearest 10: ______
- Estimate 30 + 80 by rounding each number to the nearest 10: ______
- Estimate 85 + 69 by rounding each number to the nearest 10: ______
- Estimate 87 − 22 by rounding each number to the nearest 10: ______
- Estimate 46 + 77 by rounding each number to the nearest 10: ______