Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 42 + 77 by rounding each number to the nearest 10: ______
- Estimate 45 + 32 by rounding each number to the nearest 10: ______
- Estimate 37 + 58 by rounding each number to the nearest 10: ______
- Estimate 51 + 68 by rounding each number to the nearest 10: ______
- Estimate 22 − 77 by rounding each number to the nearest 10: ______
- Estimate 35 + 30 by rounding each number to the nearest 10: ______
- Estimate 69 + 29 by rounding each number to the nearest 10: ______
- Estimate 36 − 25 by rounding each number to the nearest 10: ______
- Estimate 30 − 29 by rounding each number to the nearest 10: ______
- Estimate 63 + 73 by rounding each number to the nearest 10: ______
- Estimate 76 + 26 by rounding each number to the nearest 10: ______
- Estimate 65 + 47 by rounding each number to the nearest 10: ______
- Estimate 54 + 30 by rounding each number to the nearest 10: ______
- Estimate 85 − 58 by rounding each number to the nearest 10: ______
- Estimate 29 + 74 by rounding each number to the nearest 10: ______
- Estimate 45 − 26 by rounding each number to the nearest 10: ______
- Estimate 77 + 50 by rounding each number to the nearest 10: ______
- Estimate 41 + 68 by rounding each number to the nearest 10: ______
- Estimate 80 − 83 by rounding each number to the nearest 10: ______
- Estimate 68 − 77 by rounding each number to the nearest 10: ______