Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 28 − 37 by rounding each number to the nearest 10: ______
- Estimate 82 + 23 by rounding each number to the nearest 10: ______
- Estimate 83 + 29 by rounding each number to the nearest 10: ______
- Estimate 23 + 39 by rounding each number to the nearest 10: ______
- Estimate 31 + 69 by rounding each number to the nearest 10: ______
- Estimate 30 − 86 by rounding each number to the nearest 10: ______
- Estimate 69 + 79 by rounding each number to the nearest 10: ______
- Estimate 29 + 76 by rounding each number to the nearest 10: ______
- Estimate 41 − 26 by rounding each number to the nearest 10: ______
- Estimate 67 + 60 by rounding each number to the nearest 10: ______
- Estimate 63 − 26 by rounding each number to the nearest 10: ______
- Estimate 58 − 65 by rounding each number to the nearest 10: ______
- Estimate 37 − 32 by rounding each number to the nearest 10: ______
- Estimate 47 − 48 by rounding each number to the nearest 10: ______
- Estimate 41 + 66 by rounding each number to the nearest 10: ______
- Estimate 72 + 27 by rounding each number to the nearest 10: ______
- Estimate 62 + 50 by rounding each number to the nearest 10: ______
- Estimate 34 + 35 by rounding each number to the nearest 10: ______
- Estimate 24 − 81 by rounding each number to the nearest 10: ______
- Estimate 30 − 82 by rounding each number to the nearest 10: ______