Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 60 + 42 by rounding each number to the nearest 10: ______
- Estimate 77 − 89 by rounding each number to the nearest 10: ______
- Estimate 84 − 33 by rounding each number to the nearest 10: ______
- Estimate 27 + 75 by rounding each number to the nearest 10: ______
- Estimate 82 − 69 by rounding each number to the nearest 10: ______
- Estimate 26 + 61 by rounding each number to the nearest 10: ______
- Estimate 72 + 54 by rounding each number to the nearest 10: ______
- Estimate 32 + 83 by rounding each number to the nearest 10: ______
- Estimate 35 + 37 by rounding each number to the nearest 10: ______
- Estimate 46 + 32 by rounding each number to the nearest 10: ______
- Estimate 50 + 88 by rounding each number to the nearest 10: ______
- Estimate 63 + 31 by rounding each number to the nearest 10: ______
- Estimate 58 − 25 by rounding each number to the nearest 10: ______
- Estimate 72 − 47 by rounding each number to the nearest 10: ______
- Estimate 51 − 60 by rounding each number to the nearest 10: ______
- Estimate 78 + 86 by rounding each number to the nearest 10: ______
- Estimate 37 + 69 by rounding each number to the nearest 10: ______
- Estimate 63 + 30 by rounding each number to the nearest 10: ______
- Estimate 37 − 43 by rounding each number to the nearest 10: ______
- Estimate 24 + 88 by rounding each number to the nearest 10: ______