Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 87 − 61 by rounding each number to the nearest 10: ______
- Estimate 38 − 57 by rounding each number to the nearest 10: ______
- Estimate 56 − 31 by rounding each number to the nearest 10: ______
- Estimate 30 + 88 by rounding each number to the nearest 10: ______
- Estimate 34 + 82 by rounding each number to the nearest 10: ______
- Estimate 68 + 32 by rounding each number to the nearest 10: ______
- Estimate 27 − 35 by rounding each number to the nearest 10: ______
- Estimate 86 − 80 by rounding each number to the nearest 10: ______
- Estimate 49 + 24 by rounding each number to the nearest 10: ______
- Estimate 70 + 51 by rounding each number to the nearest 10: ______
- Estimate 52 − 67 by rounding each number to the nearest 10: ______
- Estimate 66 − 41 by rounding each number to the nearest 10: ______
- Estimate 59 − 53 by rounding each number to the nearest 10: ______
- Estimate 71 − 75 by rounding each number to the nearest 10: ______
- Estimate 66 − 70 by rounding each number to the nearest 10: ______
- Estimate 23 − 54 by rounding each number to the nearest 10: ______
- Estimate 54 + 89 by rounding each number to the nearest 10: ______
- Estimate 22 + 65 by rounding each number to the nearest 10: ______
- Estimate 55 − 78 by rounding each number to the nearest 10: ______
- Estimate 42 + 76 by rounding each number to the nearest 10: ______