Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 81 − 68 by rounding each number to the nearest 10: ______
- Estimate 84 − 58 by rounding each number to the nearest 10: ______
- Estimate 62 − 55 by rounding each number to the nearest 10: ______
- Estimate 37 − 77 by rounding each number to the nearest 10: ______
- Estimate 40 + 87 by rounding each number to the nearest 10: ______
- Estimate 64 + 42 by rounding each number to the nearest 10: ______
- Estimate 30 − 82 by rounding each number to the nearest 10: ______
- Estimate 74 − 37 by rounding each number to the nearest 10: ______
- Estimate 78 − 61 by rounding each number to the nearest 10: ______
- Estimate 68 − 66 by rounding each number to the nearest 10: ______
- Estimate 62 + 63 by rounding each number to the nearest 10: ______
- Estimate 36 + 25 by rounding each number to the nearest 10: ______
- Estimate 77 − 59 by rounding each number to the nearest 10: ______
- Estimate 88 + 47 by rounding each number to the nearest 10: ______
- Estimate 69 + 76 by rounding each number to the nearest 10: ______
- Estimate 49 − 88 by rounding each number to the nearest 10: ______
- Estimate 51 + 56 by rounding each number to the nearest 10: ______
- Estimate 48 − 54 by rounding each number to the nearest 10: ______
- Estimate 66 − 54 by rounding each number to the nearest 10: ______
- Estimate 25 − 33 by rounding each number to the nearest 10: ______