Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 62 + 42 by rounding each number to the nearest 10: ______
- Estimate 52 + 76 by rounding each number to the nearest 10: ______
- Estimate 66 + 69 by rounding each number to the nearest 10: ______
- Estimate 33 − 61 by rounding each number to the nearest 10: ______
- Estimate 40 − 52 by rounding each number to the nearest 10: ______
- Estimate 34 − 64 by rounding each number to the nearest 10: ______
- Estimate 79 + 51 by rounding each number to the nearest 10: ______
- Estimate 68 + 54 by rounding each number to the nearest 10: ______
- Estimate 64 + 50 by rounding each number to the nearest 10: ______
- Estimate 28 + 53 by rounding each number to the nearest 10: ______
- Estimate 83 + 42 by rounding each number to the nearest 10: ______
- Estimate 29 + 68 by rounding each number to the nearest 10: ______
- Estimate 58 + 69 by rounding each number to the nearest 10: ______
- Estimate 33 − 46 by rounding each number to the nearest 10: ______
- Estimate 42 − 78 by rounding each number to the nearest 10: ______
- Estimate 30 − 84 by rounding each number to the nearest 10: ______
- Estimate 32 − 30 by rounding each number to the nearest 10: ______
- Estimate 74 + 87 by rounding each number to the nearest 10: ______
- Estimate 86 + 45 by rounding each number to the nearest 10: ______
- Estimate 41 − 21 by rounding each number to the nearest 10: ______