Correct: four + two = six, three + two = five, six + four = ten, four + one = five, one + seven = eight, two + six = eight, one + one = two, one + eight = nine, one + nine = ten, six + three = nine, seven + one = eight, two + three = five, six + one = seven, four + five = nine, five + one = six, five + two = seven, seven + three = ten, two + one = three, three + three = six, two + two = four, Incorrect: one + eight = seven, six + four = nine, seven + one = three, four + one = two, two + six = ten, one + one = three, two + one = seven, one + nine = eight, six + three = five, two + two = six, four + two = nine, six + one = one, five + two = five, four + five = ten, three + three = three, five + one = eight, two + three = six, three + two = one, seven + three = two, one + seven = three,

Play in English Red - Lesson C4

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