Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 49 + 61 by rounding each number to the nearest 10: ______
- Estimate 31 + 83 by rounding each number to the nearest 10: ______
- Estimate 30 + 39 by rounding each number to the nearest 10: ______
- Estimate 41 + 31 by rounding each number to the nearest 10: ______
- Estimate 72 + 26 by rounding each number to the nearest 10: ______
- Estimate 35 + 49 by rounding each number to the nearest 10: ______
- Estimate 65 − 63 by rounding each number to the nearest 10: ______
- Estimate 37 − 80 by rounding each number to the nearest 10: ______
- Estimate 23 + 38 by rounding each number to the nearest 10: ______
- Estimate 24 − 58 by rounding each number to the nearest 10: ______
- Estimate 40 − 30 by rounding each number to the nearest 10: ______
- Estimate 48 + 57 by rounding each number to the nearest 10: ______
- Estimate 60 − 67 by rounding each number to the nearest 10: ______
- Estimate 88 − 63 by rounding each number to the nearest 10: ______
- Estimate 67 + 84 by rounding each number to the nearest 10: ______
- Estimate 54 + 44 by rounding each number to the nearest 10: ______
- Estimate 32 − 36 by rounding each number to the nearest 10: ______
- Estimate 28 − 71 by rounding each number to the nearest 10: ______
- Estimate 76 − 67 by rounding each number to the nearest 10: ______
- Estimate 40 − 51 by rounding each number to the nearest 10: ______