Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 40 + 36 by rounding each number to the nearest 10: ______
- Estimate 26 − 66 by rounding each number to the nearest 10: ______
- Estimate 63 + 67 by rounding each number to the nearest 10: ______
- Estimate 37 − 82 by rounding each number to the nearest 10: ______
- Estimate 57 + 63 by rounding each number to the nearest 10: ______
- Estimate 70 + 41 by rounding each number to the nearest 10: ______
- Estimate 31 − 65 by rounding each number to the nearest 10: ______
- Estimate 34 − 81 by rounding each number to the nearest 10: ______
- Estimate 68 − 73 by rounding each number to the nearest 10: ______
- Estimate 62 + 27 by rounding each number to the nearest 10: ______
- Estimate 27 − 36 by rounding each number to the nearest 10: ______
- Estimate 82 + 51 by rounding each number to the nearest 10: ______
- Estimate 47 + 38 by rounding each number to the nearest 10: ______
- Estimate 86 + 58 by rounding each number to the nearest 10: ______
- Estimate 63 − 59 by rounding each number to the nearest 10: ______
- Estimate 27 − 61 by rounding each number to the nearest 10: ______
- Estimate 50 − 21 by rounding each number to the nearest 10: ______
- Estimate 79 + 36 by rounding each number to the nearest 10: ______
- Estimate 35 + 26 by rounding each number to the nearest 10: ______
- Estimate 42 + 30 by rounding each number to the nearest 10: ______