Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 37 + 24 by rounding each number to the nearest 10: ______
- Estimate 22 − 30 by rounding each number to the nearest 10: ______
- Estimate 50 + 58 by rounding each number to the nearest 10: ______
- Estimate 78 + 75 by rounding each number to the nearest 10: ______
- Estimate 65 + 32 by rounding each number to the nearest 10: ______
- Estimate 81 + 88 by rounding each number to the nearest 10: ______
- Estimate 43 + 72 by rounding each number to the nearest 10: ______
- Estimate 89 − 31 by rounding each number to the nearest 10: ______
- Estimate 31 + 22 by rounding each number to the nearest 10: ______
- Estimate 73 − 55 by rounding each number to the nearest 10: ______
- Estimate 84 − 26 by rounding each number to the nearest 10: ______
- Estimate 80 + 56 by rounding each number to the nearest 10: ______
- Estimate 74 + 36 by rounding each number to the nearest 10: ______
- Estimate 66 + 88 by rounding each number to the nearest 10: ______
- Estimate 37 + 71 by rounding each number to the nearest 10: ______
- Estimate 68 + 61 by rounding each number to the nearest 10: ______
- Estimate 63 − 72 by rounding each number to the nearest 10: ______
- Estimate 76 − 32 by rounding each number to the nearest 10: ______
- Estimate 34 + 80 by rounding each number to the nearest 10: ______
- Estimate 26 + 41 by rounding each number to the nearest 10: ______