Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 38 + 28 by rounding each number to the nearest 10: ______
- Estimate 51 + 86 by rounding each number to the nearest 10: ______
- Estimate 59 − 73 by rounding each number to the nearest 10: ______
- Estimate 36 + 84 by rounding each number to the nearest 10: ______
- Estimate 71 − 69 by rounding each number to the nearest 10: ______
- Estimate 42 − 61 by rounding each number to the nearest 10: ______
- Estimate 37 − 58 by rounding each number to the nearest 10: ______
- Estimate 28 − 42 by rounding each number to the nearest 10: ______
- Estimate 23 − 70 by rounding each number to the nearest 10: ______
- Estimate 82 + 81 by rounding each number to the nearest 10: ______
- Estimate 70 + 44 by rounding each number to the nearest 10: ______
- Estimate 66 + 64 by rounding each number to the nearest 10: ______
- Estimate 40 + 44 by rounding each number to the nearest 10: ______
- Estimate 30 − 58 by rounding each number to the nearest 10: ______
- Estimate 33 − 44 by rounding each number to the nearest 10: ______
- Estimate 34 − 45 by rounding each number to the nearest 10: ______
- Estimate 45 + 59 by rounding each number to the nearest 10: ______
- Estimate 76 − 47 by rounding each number to the nearest 10: ______
- Estimate 42 + 74 by rounding each number to the nearest 10: ______
- Estimate 45 + 63 by rounding each number to the nearest 10: ______