Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 75 + 57 by rounding each number to the nearest 10: ______
- Estimate 50 − 85 by rounding each number to the nearest 10: ______
- Estimate 76 − 22 by rounding each number to the nearest 10: ______
- Estimate 83 + 36 by rounding each number to the nearest 10: ______
- Estimate 38 − 29 by rounding each number to the nearest 10: ______
- Estimate 75 + 88 by rounding each number to the nearest 10: ______
- Estimate 58 − 66 by rounding each number to the nearest 10: ______
- Estimate 37 + 87 by rounding each number to the nearest 10: ______
- Estimate 42 − 34 by rounding each number to the nearest 10: ______
- Estimate 51 + 37 by rounding each number to the nearest 10: ______
- Estimate 87 + 50 by rounding each number to the nearest 10: ______
- Estimate 78 + 35 by rounding each number to the nearest 10: ______
- Estimate 21 − 75 by rounding each number to the nearest 10: ______
- Estimate 63 − 86 by rounding each number to the nearest 10: ______
- Estimate 63 − 21 by rounding each number to the nearest 10: ______
- Estimate 32 − 38 by rounding each number to the nearest 10: ______
- Estimate 36 + 68 by rounding each number to the nearest 10: ______
- Estimate 44 + 71 by rounding each number to the nearest 10: ______
- Estimate 49 − 54 by rounding each number to the nearest 10: ______
- Estimate 62 − 65 by rounding each number to the nearest 10: ______